TM 9-2330-324-14&P
0011
00-1
ELECTRICAL SYSTEM OPERATOR/CREW TROUBLESHOOTING
0011
00
THIS WP COVERS:
Electrical Troubleshooting
INITIAL SETUP:
Maintenance Level
References
Operator/Crew
Towing Vehicle Operator’s Manual
WP 0029 00
To troubleshoot the trailer’s 24 V dc electrical system, perform the tests/inspections and corrective actions
provided in Table 1.
WARNING
Make sure all electrical power is disconnected before performing any
maintenance on electrical system. Serious injury or death may result if
proper precautions are not taken.
N O T E
For corrective actions or malfunctions not listed in Table 1, notify
Organizational maintenance.
Table 1. Troubleshooting Procedures.
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
1.
ALL LAMPS/LEDs FAIL
TO LIGHT
1.
Check light switch on
towing vehicle.
1.
Place light switch on
towing vehicle in proper
mode of operation. If
towing vehicle lamps light
but trailer lights do not,
proceed to step 2.
2.
Check intervehicular cable
assembly for proper
connection.
1.
If cable is not properly
connected, reconnect
cable. If cable is properly
connected, proceed to
step 3.
3.
Inspect for dirty or
corroded sockets on
intervehicular cable. Check
for damaged pins.
1.
If pins or socket are dirty or
corroded, clean pins,
socket, and plug. If pins are
damaged, notify
Organizational
maintenance.
